OT-2026-000052747
Publication integrity record
Two bellows cup vacuum gripper, two zone face, pump fed, supply line pressure sensor, pulsed blow-off before set-down, on a tool changer
This page is the evidence record. It changes as evidence arrives: a trusted timestamp, an independent retrieval, a custody deposit. The disclosure itself (/p/OT-2026-000052747) never changes.
Identity and time
| Publication number | OT-2026-000052747 · never reused |
|---|---|
| Internal UUID | 01a0ae84-a42d-7f2b-bcf0-0310e7e69c59 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:38:43.524202Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000052747 |
| Status | PUBLIC |
Content hashes
| Canonical text | eb19364ec15353d52f9ea46222e070e7253cf4914697e2a14ee21c3656ca1385 |
|---|---|
| Markdown | 23ddab6d3f1729e11b4fd0d46d26f61180c7e15ffb2df3943a27abb2c46b3135 |
| Publication page | 38006e662ab21b0826b2f647baa5a6590bf4822dd96c41f1fe0ad2dce95dcbd6 |
| Manifest | a9cfc6fa2523987f678bc69e3817bbb11b358e90abaa817ca70f7f30c34c7457 |
SHA-256, lowercase hex, over the exact bytes of each published file. Every figure is hashed individually in the manifest.
Manifest signature
| Algorithm | Ed25519 · key
OT-SIGN-2026-01 · Verified |
|---|---|
| Signature | Gx/F7K3Z7inhvesbi/jIZxGeze9Ki1B12hbpg/w/vGELuDSIKZSeFc1b7zybfSGnlMzMldL14Jkmrk637N+KBA== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T08:47:04Z batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof root 954df3475fbcfbe27467725cfb2ec919... |
|---|---|
| timestamp.digicert.com | 2026-09-17T08:42:32Z batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof root 7c99e0163c3f1d2dc0f1dec0442e2af7... |
Independent retrieval
| 2026-09-17T10:55:44.814960Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000052747observed 38006e662ab21b0826b2f647baa5a659...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:55:44.794304Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000052747/manifest.jsonobserved a9cfc6fa2523987f678bc69e3817bbb1...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:55:44.775871Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000052747/publication.mdobserved 23ddab6d3f1729e11b4fd0d46d26f611...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:55:44.757367Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000052747/publication.txtobserved eb19364ec15353d52f9ea46222e070e7...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
Requested from infrastructure separate from the publication system, over the public internet, with no credential. A MATCH means an ordinary internet client could fetch the publication and received exactly the bytes recorded above.
Independent archive
| External archive | Pending Canonical URLs are submitted to an independent archive in batches. |
|---|
A capture held by an outside archive is evidence that does not depend on OpenTechnical continuing to exist. It supplements the records above; it does not replace them.
Third-party custody
| Custody package | Pending Custody packages are produced weekly. |
|---|